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Kobelco SK40SR-5

Series: Kobelco Mini Excavator

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The Kobelco SK40SR-5 belongs to the Kobelco Mini Excavator series. The engine delivers 39.8 hp (29.3 kW), has 4 cylinders, with a displacement of 2,181.1 cm³. Rated speed is 2,400 rpm. The unladen weight is 4,200 kg. Ground clearance is 347.5 mm. The pump delivers 130.2 l/min. Working pressure is 230 bar. The engine fitted is the 4TNV88. The Kobelco Mini Excavator series covers 16 models. Rated output within it ranges from 28.9 to 39.8 hp; the SK40SR-5 sits at the top of that range with 39.8 hp. Its immediate neighbours are the SK35SR-5 below it with 28.9 hp. 98 Kobelco models across 6 series are on record. The model is listed under Excavators & compaction. 10 verified figures from 1 source are on file.

Technical data

Engine

Engine model4TNV88correct
Power39.8 hp (29.3 kW)correct
Rated speed2,400 rpmcorrect
Cylinders4correct
Displacement2,181.1 cm³correct

Dimensions and weights

Ground clearance347.5correct
Unladen weight4,200 kgcorrect

Working data

Pump flow130.2 l/mincorrect
Hydraulic pressure230 barcorrect

Where this model stands

Power-to-weight ratio: 7 kW/t (29 kW / 4.2 t)

Stronger than 85% of the mini excavators in the register — out of 400 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Kobelco SK40SR-5 have?

The Kobelco SK40SR-5 delivers 39.8 hp.

How much does the Kobelco SK40SR-5 weigh?

The unladen weight is 4,200 kg.

What engine does the Kobelco SK40SR-5 have?

4 cylinders, 2,181 cm³ displacement.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 10 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

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